US Patent Issued to SEIKO EPSON on Feb. 17 for "Liquid ejecting head, liquid ejecting apparatus, and filter member" (Japanese Inventors)

ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,174, issued on Feb. 17, was assigned to SEIKO EPSON Corp. (Japan).

"Liquid ejecting head, liquid ejecting apparatus, and filter member" was invented by Noriaki Okazawa (Shiojiri, Japan) and Hidenori Sokabe (Shiojiri, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A filter member including filter plates laminated in a first direction and having filter holes is included. The filter member includes a first filter plate at which a first through-hole is formed and a second filter plate at which a second through-hole is formed. The filter hole includes a penetrating portion that is a portion where a part of the first through-hole overlaps with a par...